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$591+ Cheap flights from Cardiff (CWL) to Massachusetts

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/8. Fares are subject to change and may not be available on all flights or dates of travel.
CWL — BOS
Dec 3 — Dec 101
Wed 12/3
Wed 12/10
1 adult, Economy
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Find flight deals from Cardiff to Massachusetts

Cheapest flights from Cardiff to Massachusetts
Explore the most affordable flight options available from Cardiff to Massachusetts. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 3, 2025.

This Kiwi.com deal was found by Cheapflights users on 11/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/33:55 pmCWL - BOS
2 stops34h 00mMultiple Airlines
Wed 12/105:10 pmBOS - CWL
1 stop11h 55mMultiple Airlines
Deal found 11/3$666
This Virgin Atlantic deal was found by Cheapflights users on 11/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/310:20 amCWL - BOS
2 stops13h 39mVirgin Atlantic
Wed 12/109:59 amBOS - CWL
2 stops18h 51mVirgin Atlantic
Deal found 11/3$712
This KLM deal was found by Cheapflights users on 11/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/310:20 amCWL - BOS
1 stop13h 35mKLM
Wed 12/108:50 pmBOS - CWL
1 stop15h 05mKLM
Deal found 11/3$770
This Trip.com deal was found by Cheapflights users on 11/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/1710:20 amCWL - BOS
1 stop13h 35mVirgin Atlantic
Wed 12/247:05 pmBOS - CWL
1 stop16h 50mVirgin Atlantic
Deal found 11/2$792
This Expedia deal was found by Cheapflights users on 11/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/1710:20 amCWL - BOS
2 stops18h 35mMultiple Airlines
Wed 12/247:10 pmBOS - CWL
1 stop9h 40mMultiple Airlines
Deal found 11/2$855

Cheap flight deals from Cardiff to Massachusetts

Keep the following information in mind while searching for Cardiff to Massachusetts flight deals. Data was last updated November 3, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$792
(Trip.com)

One-way from

$591
(Kiwi.com)

Popular in

July

Cheapest in

June

Average price

$830
Provider with most accurate pricing for Cardiff Wales-Boston Logan Intl flight deals.
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Provider most trusted by Cheapflights users for Cardiff Wales-Boston Logan Intl flights.
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From Cardiff Wales to Massachusetts
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One-way flight from Cardiff Wales to Massachusetts
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Highest demand for flights based on searches. 17% potential increase in price ($161 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($38 potential savings vs. average RT price).
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Average for round-trip flights in November 2025
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Cardiff to Massachusetts that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated November 3, 2025.
Use the filters below to find and compare flights from Cardiff to Massachusetts that are best for you.

Fly from

Cardiff

Fly to

Massachusetts

Route

Depart

Return

Price

CardiffBoston

CWL - BOS

CWLBOS

Cardiff Wales

Wed 12/17

10:20 am-6:55 pm

1 stop13h 35m

Boston Logan Intl

Wed 12/24

7:05 pm-4:55 pm

1 stop16h 50m

$792

CardiffBoston

CWL - BOS

CWLBOS

Cardiff Wales

Tue 12/16

5:25 pm-1:20 pm

1 stop24h 55m

Boston Logan Intl

Tue 12/23

8:35 pm-4:55 pm

2 stops15h 20m

$847

CardiffBoston

CWL - BOS

CWLBOS

Cardiff Wales

Thu 3/26

10:20 am-2:20 pm

1 stop32h 00m

Boston Logan Intl

Mon 3/30

5:00 pm-4:45 pm

2 stops18h 45m

$1,038

CardiffBoston

CWL - BOS

CWLBOS

Cardiff Wales

Tue 12/16

5:25 pm-1:20 pm

1 stop24h 55m

Boston Logan Intl

Tue 12/23

7:10 pm-4:55 pm

1 stop16h 45m

$1,060

CardiffBoston

CWL - BOS

CWLBOS

Cardiff Wales

Wed 12/17

10:20 am-11:55 pm

2 stops18h 35m

Boston Logan Intl

Wed 12/24

4:52 pm-4:55 pm

2 stops19h 03m

$1,226

CardiffBoston

CWL - BOS

CWLBOS

Cardiff Wales

Tue 12/16

5:25 pm-6:55 pm

2 stops30h 30m

Boston Logan Intl

Tue 12/23

5:30 am-3:30 pm

3 stops29h 00m

$1,249

CardiffHartford

CWL - BDL

CWLBDL

Cardiff Wales

Thu 3/26

10:20 am-11:39 pm

2 stops17h 19m

Hartford Bradley Intl

Mon 3/30

7:05 pm-9:15 am

2 stops33h 10m

$1,530

CardiffHartford

CWL - BDL

CWLBDL

Cardiff Wales

Thu 3/26

10:20 am-11:39 pm

2 stops17h 19m

Hartford Bradley Intl

Mon 3/30

2:20 pm-4:45 pm

2 stops21h 25m

$1,543

CardiffBoston

CWL - BOS

CWLBOS

Cardiff Wales

Sat 11/8

8:05 pm-5:50 pm

2 stops26h 45m

$591

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/2

Best time to book a flight from Cardiff to Massachusetts

Have a flexible travel schedule? Discover the best time to fly to Massachusetts from Cardiff with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Cardiff to Massachusetts

What is the cheapest month to book a flight from Cardiff to Massachusetts?

Currently, February is the cheapest month in which you can book a flight from Cardiff to Massachusetts (average of $564). Flying from Cardiff to Massachusetts in April is currently the most expensive (average of $627). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

How much does it cost to fly round-trip from Cardiff to Massachusetts?

Related info for your journey

Find useful and relevant information for your journey from Cardiff to Massachusetts. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Cardiff to Massachusetts?

    Located just 9.1 mi from the city center, Cardiff Wales (CWL) is the airport most travelers will use when flying to Massachusetts from Cardiff.

  • How long is the flight from Cardiff to Massachusetts?

    Virgin Atlantic, KLM, and Delta can get you from Cardiff to Massachusetts in just under 13h 35m. Your travel time can differ by up to 18h 25m. Airlines will cover a distance of 3137 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • Can I find deals for flights from Cardiff to Massachusetts that include hotel bookings?

    Yes. In addition to deals on Cardiff to Massachusetts flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Cardiff to Massachusetts?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Cardiff to Massachusetts.

  • Can I find deals for business class flights from Cardiff to Massachusetts?

    Yes. Cheapflights offers flight deals from Cardiff to Massachusetts by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Cardiff to Massachusetts?

    Currently, February is the cheapest month in which you can book a flight from Cardiff to Massachusetts (average of $564). Flying from Cardiff to Massachusetts in April is currently the most expensive (average of $627). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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